Germ-Eater

European bacteriologists have been aware for some years of the
important researches of Dr. F. d'Herelle, of the Pasteur Institute,
Paris, but it was not until an English translation of his book* was
recently published that American medical men became aroused to
its significance.

It is well known to miscroscopists that bacteria are sometimes
destroyed—apparently dissolved—in the blood stream. The process
is called " autolysis" and the unknown causal agent a " lysin." D'Herelle's
theory is simply that this lytic agent is an ultra -microscopic organism...